Historical events in biliary tract surgery.
D001660:Biliary Tract Diseases / Q000601:surgery*; D013502:General Surgery / Q000266:history*; D006666:History of Medicine; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans